c596f5fa261648273af72a1d93b866ef0c8fabc8ccf370025250f6448dbc4f20

Analysis

max time kernel
151s
max time network
36s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 10:50

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General

Target

lib/stat.pyc
Size

3KB
MD5

48285790f4f34b75aca5092c4465a552
SHA1

75b88b6e4b725895378a6f8759e351577df61aa4
SHA256

8734937a022754f344a4f4b24b927d938be4bb0159bf1201c01841bf1671c4f5
SHA512

2fec721e15b7e86492617eeaa6a11505edfe778b44657ad8f76c8695fe675b313406e0014d2cd5edc0379c78ec4e4fffa533153a79ca526e732a849a032f31ae

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2036	AcroRd32.exe
2036	AcroRd32.exe
2036	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 520	1528	cmd.exe	29
PID 1528 wrote to memory of 520	1528	cmd.exe	29
PID 1528 wrote to memory of 520	1528	cmd.exe	29
PID 520 wrote to memory of 2036	520	rundll32.exe	31
PID 520 wrote to memory of 2036	520	rundll32.exe	31
PID 520 wrote to memory of 2036	520	rundll32.exe	31
PID 520 wrote to memory of 2036	520	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\lib\stat.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\lib\stat.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:520
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\lib\stat.pyc"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1528-54-0x000007FEFB851000-0x000007FEFB853000-memory.dmp

Filesize
8KB

Download
memory/2036-82-0x00000000757B1000-0x00000000757B3000-memory.dmp

Filesize
8KB

Download